Looking on the internet deeply has found these results:

until the next week is the most popular phrase on the web.

until next week 11,320,000 results on the web	until the next week 11,690,000 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
But you're supposed to keep them on until next week. Ronnie can wait until next week... No, it's not due until next week. I don't officially start seeing people until next week. We don't meet until next week. She's not coming back until next week. It doesn't start until next week.	We could have bickered until the middle of next week but the producers, keen to show we were morons, were ready with the first challenge. We have no session until the next week. I intended to save this... ...until the engagement gala next week... ...but, I thought... We can perhaps postpone them until the week after next. Right, but it wasn't linked up until the next week. Ronnie can wait until next week... You wouldn't know of any hotels here on the island... where I coud stay, until the boat sails again next week, woud you? I cannot wait until the party next week.

until next week

11,320,000 results on the web

until the next week

11,690,000 results on the web

More popular!

We could have bickered until the middle of next week but the producers, keen to show we were morons, were ready with the first challenge.
We have no session until the next week.
I intended to save this... ...until the engagement gala next week... ...but, I thought...
We can perhaps postpone them until the week after next.
Right, but it wasn't linked up until the next week.
Ronnie can wait until next week...
You wouldn't know of any hotels here on the island... where I coud stay, until the boat sails again next week, woud you?
I cannot wait until the party next week.